Chapter 22 Mechanics of Breathing Quiz

Chapter 22 Mechanics of Breathing Quiz - 6. Which parts of...

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Chapter 22: The Respiratory System (Mechanics of Breathing Quiz) 1. Quiet inspiration is ____________, and quiet expiration is ______________. an active process; a passive process 2. ________, the difference between the intrapulmonary and intrapleural pressures, prevents the lungs from collapsing. Transpulmonary pressure 3. What is the amount of air that can be exhaled with the greatest possible exhalation after the deepest inhalation called? vital capacity 4. Which of the following is NOT a physical factor that influences pulmonary ventilation? partial pressure of oxygen in the air 5. What is the driving force behind pulmonary ventilation? volume changes of thoracic cavity
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Unformatted text preview: 6. Which parts of the respiratory system function as the main sites of gas exchange? alveoli 7. The smallest subdivisions of the lung visible with the naked eye are the _____________, which appear to be connected by black carbon in smokers. lobules 8. Which of the following are the two main functions of the larynx. To provide a patent airway; to act as a switching mechanism to route air and food into the proper channels. 9. Which of the following represents all of the processes involved in respiration in the correct order? Pulmonary ventilation; External respiration; Transport of respiratory gases; Internal respiration;...
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This note was uploaded on 07/29/2011 for the course BIO 242 taught by Professor Riggs during the Spring '11 term at Highland CC.

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